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Denison High School

819 N 16th St, Denison, IA 51442

CSchola Grade
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Grades
9–12
High
Students
777
Enrolled 2024–25
Students per teacher
17.9 : 1
Full-time teachers
District
Denison Comm School District
Crawford County

Schola Grade C · Average

Letter grade (A–F) · compared with 331 Iowa high schools · How we grade
Test scores66% proficient in math & reading
42ndpercentile
Equity59% of low-income students proficient
56thpercentile
Attendance28% chronically absent
39thpercentile
Graduation rate87% graduate in 4 years
27thpercentile
College readinessAt least 40% take AP, IB or dual-enrollment courses
83rdpercentile
Class size17.9 students per teacher
6thpercentile

Percentiles compare this school with other Iowa high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Denison High School

Denison High School is a public high school in Denison, Iowa, serving grades 9–12. It is part of Denison Comm School District. The school is located in a remote town in Crawford County.

In the 2024–25 school year, 777 students were enrolled, with about 17.9 students for every full-time teacher. That ratio is larger than the typical Iowa high school (13.8 students per teacher). Its Schola Grade is C (average), compared with 331 Iowa high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

819 N 16th St
Denison, IA 51442
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
777 students
Students per teacher
17.9 to 1
Charter school
No
Magnet school
No
Locale
Town — Remote
School district
Denison Comm School District
County
Crawford County
NCES school ID
190891000508

Schools near Denison High School

All 6 schools in Denison →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.